const express = require('express');
const app = express();

app.use(require('cors')());//跨域
app.use(express.json());
const mongoose = require('mongoose');
mongoose.connect('mongodb://localhost:27017/element-admin',{
    useNewUrlParser:true,
    useFindAndModify:true,
    useCreateIndex:true
});

const Article = mongoose.model('Article',new mongoose.Schema({
    title:{type:String},
    body:{type:String},
}))

app.get('/',async(req,res)=>{
    res.send('index')
});
//新增文章
app.post('/api/articles',async(req,res)=>{
    const article = await Article.create(req.body)
    res.send(article)
})
//文章列表
app.get('/api/articles',async(req,res)=>{
    const articles = await Article.find()
    res.send(articles)
})
//删除文章
app.delete('/api/srticles/:id',async(req,res)=>{
    await Article.findByIdAndDelete(req.params.id)
    res.send({
        status:true
    })
})
//文章详情
app.get('/api/articles/:id',async(req,res)=>{
    const article = await Article.findById(req.params.id)
    res.send(article)
})
//修改文章
app.put('/api/articles/:id',async(req,res)=>{
    const article = await Article.findByIdAndUpdata(req.params.id,req.body)
    res.send(article)
})
app.listen(3001,()=>{
    console.log('http://localhost:3001');
});